From Longman Dictionary of Contemporary Englishmechanicalme‧chan‧i‧cal /mɪˈkænɪkəl/ ●●○ adjective1TEMaffecting or involving a machineThe flight has been cancelled due to mechanical failure.The plane had to make an emergency landing because of mechanical problems.2TEMusing power from an engine or machine to do a particular kind of worka mechanical diggera mechanical device3THINK ABOUTa mechanical action, reply etc is one you do without thinking, and has been done many times beforeHe was asked the same question so many times that the answer became mechanical.4TEMsomeone who is mechanical understands how machines work5technicalHPrelating to or produced by physical forcesthe mechanical properties of solids —mechanically /-kli/ adverbThe actors spoke their lines mechanically, hardly caring about the meaning.I’m not very mechanically minded (=not good at understanding how machines work and repairing them).